منظومه جوان مانند خورشید نشان می دهد که دنباله دارها ممکن است آب را به سمت سیارات در حال شکل گیری حمل کنند

Young sunlike system reveals comets may carry water toward forming planets

Astronomers at Lund University in Sweden have found evidence of exocomets—comets in other solar systems—orbiting a young star similar to our sun. The observations point to a possible mechanism for how water might be transported from the cold outer regions of the planetary system to regions where planets form.